A change summary may be attached to any DataObjectType.
更改摘要可以附加到任何数据对象类型。
There are various ways to use the a data graph's change summary.
使用数据图的变更摘要有许多不同的方法。
This way also lets you see the change summary, as shown in Figure 5.
还可以用这种方法查看变更摘要，如图5所示。
A change summary API to record all the changes made to a graph of data.
用于记录对数据图的更改的更改摘要api。
The change summary also contains a verb that describes what to do with the changed data.
更改摘要还包含描述如何处理更改的数据的动词。
For this example, the data graph is made of Employee data objects (and a change summary).
在本例中，数据图由Employee数据对象(以及变更摘要)组成。
The change summary is initially inactive, so the user code needs to access it and set it logging.
更改摘要最初处于非活动状态，因此用户代码需要访问并将其设置开始记录。
Markers for any object or property in the graph can then be derived directly from the change summary.
然后可以直接从更改摘要派生出图中任何对象或属性的标记。
The change Summary describes the change history information for all the Data Objects in the Data Graph.
更改摘要记录了数据图中所有数据对象的历史更改信息。
Note also that in this example, there are only object changes in the change summary, no removals or additions.
还要注意的是，该变更摘要中只修改了一个对象，没有删除或者添加对象。
The ability to serialize, and thus transport, all three elements — the metadata, the data, and the change summary.
序列化及传输所有三个元素——元数据、数据和更改摘要——的功能。
To update backend data sources, DMSs should use the powerful features of SDO, more specifically its change summary.
DMS应该使用SDO的强大特性更新后端数据源，具体地说，就是要使用其变更摘要。
A business graph is a container that includes a standard business object plus a verb and change summary information.
业务图形是一种容器，其中包括标准的业务对象，加上动词和更改摘要信息。
The change summary is a snapshot of what changed in the business object since it came out of the information system.
更改摘要是业务对象中所更改内容的快照，它由信息系统生成。
With the change summary, the resource adapter knows just to perform an update of the customer phone number attribute.
有了更改摘要，资源适配器就知道只对客户电话号码属性进行更新。
The change summary records all changes applied to objects and properties in the graph from the point it is turned on.
更改摘要记录从开启后应用于图中对象和属性的所有更改。
When you do not specify a verb, the resource adapter USES the change summary information to change the information system.
当不指定动词时，资源适配器使用更改摘要信息来更改信息系统。
A change summary reduces the overhead of processing a very large amount of information that could be in a business object.
更改摘要可以减少处理业务对象中大量信息的开销。
A change summary is attached like a Property to the Type, but does not appear in the list of Properties which are settable.
更改摘要采用与属性相似的方式附加到类型，但并不会出现在可设置的属性列表中。
The business graph has two facilities that can be used to represent markers (see Figure 15) : the verb and the change summary.
业务图具有两个可用于表示标记的工具(请参见图15)：谓词和更改摘要。
When a DataObject with a change summary is serialized, the change summary is also saved and can be restored with the data object.
当带更改摘要的数据对象序列化时，也将保存其相应的更改摘要，并能够使用该数据对象进行恢复。
In this example, we look at all the data objects referenced from the change summary tree and get the new data objects from there.
该例中，我们将考察变更摘要树中引用的所有数据对象，并从中获得新的数据对象。
The change summary API allows you to query the Settings of all the objects in your graph and assess whether they have been changed or not.
更改摘要API允许查询图中的所有对象的设置，并确定是否已经对其进行了更改。
Once serialized, the Data Graph is composed of three parts: the schema, the serialized Data Objects, and the Change Summary, as shown in Figure 9.
序列化完成后，数据图由三部分组成：模式、序列化的数据对象和更改摘要，如图9 所示。
The only rule when creating instances of DataObjects is that no DataObject with a change summary may contain another DataObject with a change summary.
创建数据对象实例的唯一规则是，任何带更改摘要的数据对象都不能包含其他带更改摘要的数据对象。
A data graph contains a root data object, all of the root's associated data objects, and a change summary (more on change summaries in a moment).
数据图包含一个根数据对象、与根关联的所有数据对象和变更摘要(change summary，参见本文后面的叙述)。
Not all resource adapters work with a change summary; so you need to consult your adapter documentation to find out what your resource adapter expects.
并不是所有的资源适配器都使用更改摘要；所以您需要参考适配器文档，了解资源适配器期望的内容。
There is no need to specify a SQL statement for updates because the Relational DAS derives this from the model and the contact data object's change summary.
不需要为更新指定sql语句，原因是关系型DAS可以从模式和联系人数据对象的更改概要中派生它。
When applications are finished making changes, the DataGraph is passed back to one of the Content API services, and the mediators process the change summary.
当应用程序完成更改时，DataGraph 被传递回ContentAPI服务之一，中介器将处理更改摘要。
Dynamic relationships depend on the verb property or change summary information contained in the business graph to do automatic maintenance of role instances.
动态关系依赖于业务图中的Ver b属性或更改摘要信息，以便对角色实例进行自动维护。
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